• 제목/요약/키워드: 1-Diphenyl-2-pic-ryihydrazyl (DPPH) radicals

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Isolation of Flavonoids and a Cerebroside from the Stem Bark of Albizzia julibrissin

  • Jung, Mee-Jung;Kang, Sam-Sik;Jung, Hyun-Ah;Kim, Goon-Ja;Choi, Jae-Sue
    • Archives of Pharmacal Research
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    • 제27권6호
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    • pp.593-599
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    • 2004
  • From the EtOAc fraction of the MeOH extract of Albizzia julibrissin (Leguminosae), a rare 5-deoxyflavone (geraldone, 1), isookanin (2), luteolin (3), an isoflavone (daidzein, 4), five prenylated flavonoids [soph6f1avescenol (5), kurarinone (6), kurarinol (7), kuraridin (8) and kuraridinol (9)], a cerebroside (soya-cerebroside I, 10), and $(-)-syringaresinol-4-O-{\beta}-D-glucopyranoside$ (11) were isolated and characterized on the basis of spectral data. Compounds 2, 3, and 11, showed 1, 1-diphenyl-2-picrylhydrazyl radical scavenging activity.